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3) Which of the following are legitimate covariance matrices? Why? 2 a) 2 1 -3 4 21 -2 5 7 -5 -5 2 10 0 0 13 b) 3 e) d)

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Answer #1

itepositive → Diagonal elouce 너-3 All Diaugp ual e ne -2 S fa d

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